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Takeshi SHIMIZU
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Kanagawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Liquid discharging head, liquid discharging unit, and device for di...
Patent number
11,724,514
Issue date
Aug 15, 2023
Ricoh Company, Ltd.
Tomohiko Kohda
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Liquid discharging head, liquid discharging unit, and device for di...
Patent number
11,420,447
Issue date
Aug 23, 2022
Ricoh Company, Ltd.
Tomohiko Kohda
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Liquid discharging head, liquid discharging unit, and device for di...
Patent number
11,331,930
Issue date
May 17, 2022
Ricoh Company, Ltd.
Tomohiko Kohda
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Liquid discharging head, liquid discharging unit, and device for di...
Patent number
10,696,057
Issue date
Jun 30, 2020
Ricoh Company, Ltd.
Tomohiko Kohda
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Liquid ejection head, liquid ejection unit, and apparatus for eject...
Patent number
10,668,726
Issue date
Jun 2, 2020
Ricoh Company, Ltd.
Takahiro Yoshida
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Liquid discharging head, liquid discharging unit, and device for di...
Patent number
10,538,101
Issue date
Jan 21, 2020
Ricoh Company, Ltd.
Tomohiko Kohda
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Liquid discharging head, liquid discharging unit, and device for di...
Patent number
10,160,226
Issue date
Dec 25, 2018
Ricoh Company, Ltd.
Tomohiko Kohda
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Liquid ejection head, liquid ejection unit, and apparatus for eject...
Patent number
10,005,281
Issue date
Jun 26, 2018
Ricoh Company, Ltd.
Takahiro Yoshida
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Liquid heating apparatus and image forming apparatus
Patent number
9,597,889
Issue date
Mar 21, 2017
Ricoh Company, Ltd.
Takeshi Shimizu
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Liquid discharge head and image forming apparatus
Patent number
9,427,968
Issue date
Aug 30, 2016
Ricoh Company, Ltd.
Tomohiko Kohda
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Liquid-ejection head and image forming apparatus
Patent number
9,375,925
Issue date
Jun 28, 2016
Ricoh Company, Ltd.
Takeshi Shimizu
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Ink-jet recording head and ink-jet recording apparatus having the same
Patent number
9,004,656
Issue date
Apr 14, 2015
Ricoh Company, Ltd.
Hiroshi Takahagi
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Patents Applications
last 30 patents
Information
Patent Application
LIQUID DISCHARGING HEAD, LIQUID DISCHARGING UNIT, AND DEVICE FOR DI...
Publication number
20230330999
Publication date
Oct 19, 2023
RICOH COMPANY, LTD.
Tomohiko Kohda
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
LIQUID DISCHARGING HEAD, LIQUID DISCHARGING UNIT, AND DEVICE FOR DI...
Publication number
20220250392
Publication date
Aug 11, 2022
RICOH COMPANY, LTD.
Tomohiko Kohda
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
LIQUID DISCHARGING HEAD, LIQUID DISCHARGING UNIT, AND DEVICE FOR DI...
Publication number
20210178776
Publication date
Jun 17, 2021
RICOH COMPANY, LTD.
Tomohiko Kohda
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
LIQUID DISCHARGING HEAD, LIQUID DISCHARGING UNIT, AND DEVICE FOR DI...
Publication number
20200282740
Publication date
Sep 10, 2020
RICOH COMPANY, LTD.
Tomohiko Kohda
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
LIQUID DISCHARGING HEAD, LIQUID DISCHARGING UNIT, AND DEVICE FOR DI...
Publication number
20200094573
Publication date
Mar 26, 2020
RICOH COMPANY, LTD.
Tomohiko Kohda
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
LIQUID DISCHARGING HEAD, LIQUID DISCHARGING UNIT, AND DEVICE FOR DI...
Publication number
20190084313
Publication date
Mar 21, 2019
RICOH COMPANY, LTD.
Tomohiko Kohda
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
LIQUID EJECTION HEAD, LIQUID EJECTION UNIT, AND APPARATUS FOR EJECT...
Publication number
20180257374
Publication date
Sep 13, 2018
RICOH COMPANY, LTD.
Takahiro Yoshida
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
LIQUID DISCHARGING HEAD, LIQUID DISCHARGING UNIT, AND DEVICE FOR DI...
Publication number
20170297333
Publication date
Oct 19, 2017
RICOH COMPANY, LTD.
Tomohiko Kohda
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
LIQUID HEATING APPARATUS AND IMAGE FORMING APPARATUS
Publication number
20160271964
Publication date
Sep 22, 2016
RICOH COMPANY, LTD.
Takeshi Shimizu
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
LIQUID EJECTION HEAD, LIQUID EJECTION UNIT, AND APPARATUS FOR EJECT...
Publication number
20160185113
Publication date
Jun 30, 2016
RICOH COMPANY, LTD.
Takahiro Yoshida
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
LIQUID-EJECTION HEAD AND IMAGE FORMING APPARATUS
Publication number
20160096369
Publication date
Apr 7, 2016
RICOH COMPANY, LTD.
Takeshi SHIMIZU
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
LIQUID DISCHARGE HEAD AND IMAGE FORMING APPARATUS
Publication number
20160082728
Publication date
Mar 24, 2016
RICOH COMPANY, LTD.
Tomohiko Kohda
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
INK-JET RECORDING HEAD AND INK-JET RECORDING APPARATUS HAVING THE SAME
Publication number
20140063138
Publication date
Mar 6, 2014
RICOH COMPANY, LTD.
Hiroshi Takahagi
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS